71773575

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{1373}}^1$

素因数の和:1444

約数の個数: 48

約数和(自身を含む): 128804256

約数和(自身を除く): 57030681

約数列:

[1, 3, 5, 15, 17, 25, 41, 51, 75, 85, 123, 205, 255, 425, 615, 697, 1025, 1275, 1373, 2091, 3075, 3485, 4119, 6865, 10455, 17425, 20595, 23341, 34325, 52275, 56293, 70023, 102975, 116705, 168879, 281465, 350115, 583525, 844395, 956981, 1407325, 1750575, 2870943, 4221975, 4784905, 14354715, 23924525, 71773575]

約数ペア:

[(1, 71773575), (3, 23924525), (5, 14354715), (15, 4784905), (17, 4221975), (25, 2870943), (41, 1750575), (51, 1407325), (75, 956981), (85, 844395), (123, 583525), (205, 350115), (255, 281465), (425, 168879), (615, 116705), (697, 102975), (1025, 70023), (1275, 56293), (1373, 52275), (2091, 34325), (3075, 23341), (3485, 20595), (4119, 17425), (6865, 10455)]